diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/cmd_errata.c | 3 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/cpu_init_early.c | 12 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/config_mpc85xx.h | 2 |
3 files changed, 17 insertions, 0 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/cmd_errata.c b/arch/powerpc/cpu/mpc85xx/cmd_errata.c index 446f7590a..c2fb5b862 100644 --- a/arch/powerpc/cpu/mpc85xx/cmd_errata.c +++ b/arch/powerpc/cpu/mpc85xx/cmd_errata.c @@ -90,6 +90,9 @@ static int do_errata(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) #ifdef CONFIG_SYS_FSL_ERRATUM_IFC_A002769 puts("Work-around for Erratum IFC-A002769 enabled\n"); #endif +#ifdef CONFIG_SYS_FSL_ERRATUM_P1010_A003549 + puts("Work-around for Erratum P1010-A003549 enabled\n"); +#endif return 0; } diff --git a/arch/powerpc/cpu/mpc85xx/cpu_init_early.c b/arch/powerpc/cpu/mpc85xx/cpu_init_early.c index 359f03e4a..c42efb13f 100644 --- a/arch/powerpc/cpu/mpc85xx/cpu_init_early.c +++ b/arch/powerpc/cpu/mpc85xx/cpu_init_early.c @@ -30,6 +30,9 @@ void cpu_init_early_f(void) { u32 mas0, mas1, mas2, mas3, mas7; int i; +#ifdef CONFIG_SYS_FSL_ERRATUM_P1010_A003549 + ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); +#endif /* Pointer is writable since we allocated a register for it */ gd = (gd_t *) (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_GBL_DATA_OFFSET); @@ -49,6 +52,15 @@ void cpu_init_early_f(void) write_tlb(mas0, mas1, mas2, mas3, mas7); +/* + * Work Around for IFC Erratum A-003549. This issue is P1010 + * specific. LCLK(a free running clk signal) is muxed with IFC_CS3 on P1010 SOC + * Hence specifically selecting CS3. + */ +#ifdef CONFIG_SYS_FSL_ERRATUM_P1010_A003549 + setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_LCLK_IFC_CS3); +#endif + init_laws(); invalidate_tlb(1); init_tlbs(); diff --git a/arch/powerpc/include/asm/config_mpc85xx.h b/arch/powerpc/include/asm/config_mpc85xx.h index f3346458f..61c19eabe 100644 --- a/arch/powerpc/include/asm/config_mpc85xx.h +++ b/arch/powerpc/include/asm/config_mpc85xx.h @@ -113,6 +113,7 @@ #define CONFIG_SYS_FSL_PCIE_COMPAT "fsl,qoriq-pcie-v2.2" #define CONFIG_SYS_FSL_USB_INTERNAL_UTMI_PHY #define CONFIG_SYS_FSL_ERRATUM_IFC_A002769 +#define CONFIG_SYS_FSL_ERRATUM_P1010_A003549 /* P1011 is single core version of P1020 */ #elif defined(CONFIG_P1011) @@ -162,6 +163,7 @@ #define CONFIG_SYS_CCSRBAR_DEFAULT 0xff700000 #define CONFIG_SYS_FSL_USB_INTERNAL_UTMI_PHY #define CONFIG_SYS_FSL_ERRATUM_IFC_A002769 +#define CONFIG_SYS_FSL_ERRATUM_P1010_A003549 /* P1015 is single core version of P1024 */ #elif defined(CONFIG_P1015) |